Home / 50,413.13-75,613.94-13,480.01

Finding the Fourth Proportional to 50,413.13, 75,613.94 and 13,480.01

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Solution

The fourth proportional to 50,413.13, 75,613.94 and 13,480.01 is: 20,218.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,413.13 : 75,613.94 = 13,480.01 : x
  2. Step 2: Convert to fraction form
    50,413.13/75,613.94 = 13,480.01/x
  3. Step 3: Cross multiply
    50,413.13x = 75,613.94 × 13,480.01
  4. Step 4: Simplify right side
    50,413.13x = 1,019,276,599.94
  5. Step 5: Solve for x
    x = 1,019,276,599.94/50,413.13
  6. Step 6: Final answer
    x = 20,218.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.